John Guest, an RWC brand

Atlanta, US 30318


About John Guest, an RWC brand


Atlanta, US 30318

More Info on John Guest, an RWC brand


John Guest, an RWC brand, is a manufacturer of engineered push-fit fittings, valves and LLDPE Tubing, ranging from ¼ to ½ in. in outside diameter and 3/8 to 1 in. CTS sizes. The fittings are available in a variety of configurations for a wide range of markets, including water filtration/treatment, beverage dispensing, agricultural/hydroponics, car wash, and marine/RV markets. John Guest products are manufactured from FDA approved materials, lead-free and they are ideal for use in confined spaces. Fittings are easy to use and require no tools to make reliable leak-free connections. John Guest products are listed with NSF International Standards 14, 61, CSA standards pw and IAPMO plumbing codes.

Products & Press Releases

John Guest Ice Maker Kit
Pipe Fittings & Accessories

Ice Maker/Water Supply Kit

May 4, 2021
John Guest Ice Maker/Water Supply Kits eliminate the use of a self-piercing valve. These kits are simple to use and install onto existing under-sink water supply valves in minutes...
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Valves, Check

John Guest 1/2-in. Check Valve

April 5, 2021
Produced at the request of leading companies in the drinks dispense industry, the John Guest 1/2-in. Check Valve ensures protection against reversal of flow. The low headloss ...
Fittings & Connectors

3/8” OD x 3/8” Female Compression Thread Connector

Jan. 28, 2021
The PP Range of inch-size push-fit fittings is offered for tube sizes 1/4-in. OD to 1/2-in. OD. These fittings are manufactured in white polypropylene with food grade EPDM o-rings...
Fittings & Connectors

3/8” OD x 3/8” Male Compression Thread Connector

Jan. 27, 2021
The PP Range of inch-size push-fit fittings is offered for tube sizes 1/4-in. OD to 1/2-in. OD. These fittings are manufactured in white polypropylene with food grade EPDM o-rings...
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Fittings & Connectors

SharkBite Brass Fittings

June 2, 2020
Versatile and ideal for repairs and remodeling, SharkBite brass push-to-connect fittings range from basic elbows and couplings to check valves. These fittings are compatible with...
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Streamlabs Monitor

May 4, 2020
The StreamLabs Monitor is a 24/7 leak detection device that uses patented ultrasonic technology to provide whole-house water monitoring and real-time alerts. Customers can track...
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StreamLabs Control Unit

April 6, 2020
The StreamLabs Control is an in-line water monitor and shut-off valve that uses sound waves for real-time water monitoring. It detects everyday water usage, different kinds of...
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Sales Tools, Closer

Water Treatment Center

April 6, 2020
Water Treatment Centers have been strategically designed to expand the JG product offering, encouraging shoppers to buy several JG products at one time. The three different planogram...
Tubing, Non-Metallic

LLDPE Tubing

March 2, 2020
Designed for use within the industrial/OEM market, John Guest LLDPE tubing is produced in linear low-density polyethylene and is available in sizes from ¼ in. outside diameter...
Shut-Off Valve_Female Elbow
Valves, Automatic Shutoff

Elbow Shut-Off Valves

Jan. 21, 2020
Designed for use in the water purification and beverage dispensing markets, John Guest’s Female Elbow Shut-Off Valves are available in 1/4” and 3/8” O.D. tube sizes. The valves...

Articles & News

JG_Glendale_7Q0A8863 (1)

John Guest Celebrates 60 Years

March 1, 2021
John Guest turns 60 in 2021, celebrating a history of delivering plumbing technology, quality products & solutions.
Dispensers, Beverage

Smart Keg Monitor Manufacturer Uses John Guest to Meet a Range of Customer Needs

Dec. 4, 2020
John Guest gave Kegtron the versatility needed for its smart draft dispense monitoring systems.
Fittings & Connectors

Twist. Lock. Fit. Everytime.

March 18, 2020
Born through precision engineering, extensive research and rigorous testing, Click-to-Lock products blend push-fit technology and a click-to-lock audible closure with visible ...
Fittings & Connectors

The Right Fit for a Florida RO Desalination System

March 17, 2020
Oceanus Seafood, a land-based facility in Florida, uses innovative, environmentally conscious technologies to produce quality seafood. The company’s reverse osmosis (RO) desalination...
Fittings & Connectors

Plastics Prevail

June 30, 2010
Plastic components provide flexibility

Videos & Resources


John Guest Catalog

March 23, 2021
Take a closer look at John Guest's fluid system fittings, valves, tubing and more.
Reverse Osmosis (RO) Equipment

Testimonial: SeaRO Builds RO Systems in Fort Lauderdale With John Guest

Feb. 3, 2021
Since its founding, SeaRO has used John Guest as a marine OEM partner to build marine water makers and RO systems for yachts and island homes.
Fittings & Connectors

How to Install Drink Dispense and Pure Water Standard Fittings

Jan. 6, 2021
Easily install John Guest drink dispense and pure water standard fittings for a secure fit.

Testimonial: Chester Utilizes John Guest for Water Purification

Jan. 6, 2021
Find out why the water treatment supplier has used John Guest for over 25 years.

How to Install a John Guest Angle Stop Adapter Valve

Dec. 3, 2020
Learn how to quickly connect a John Guest angle stop valve without the need for special tools.
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Water Quality Marketplace Look-Alikes

March 5, 2020
Free White Paper. Learn about fittings that make up the Water Quality Market. Editor's Note: Scranton Gillette Communications and the SGC Water Group are not liable for the accuracy...
Controls, Automatic

Catch and Control Water Issues. Anytime. Anywhere.

Jan. 29, 2020
This video guides you through simple, quick step-by-step instructions on how to install a StreamLabs Smart Water Control Device. For more information, visit

How to make a push-fit connection

May 22, 2019
How-to video featuring JG standard push-fit fittings & shut-off valves designed for use within the water treatment/filtration and pure water markets.

With you everywhere

May 22, 2019
An overview of how John Guest products are utilized worldwide.

John Guest Fluid System Products

May 21, 2019
John Guest's standard line of push-in fittings, shut-off valves, and polyethylene tubing has been designed for use with wide range of industrial water treatment applications involving...

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All content from John Guest, an RWC brand

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Fittings & Connectors

Gray Acetal Fittings

Jan. 16, 2020
Offered for tube sizes 5/32" O.D. to 1/2" O.D, this push-fit fitting range is manufactured in gray acetal copolymer with food grade nitrile O-ring, making them especially suitable...
Hose/Hose Accessories

Flexi Hoses

Oct. 1, 2019
Designed for use in a variety of applications, including water softener and water heater installations, John Guest flexi hoses are offered in ¾ in. and ½-in. copper tube sizes...

Angle Stop Adapter Valve

May 30, 2019
The Angle Stop Adapter Valve provides an extra line off of an existing stop, giving the user independent water flow control and the ability to upgrade or repair accessories without...
Plastic Half Cartridges - Gray Acetal
Filters, Cartridge

Plastic Half Cartridges

May 21, 2019
Plastic half cartridges provide a quick and efficient way of securing a push-fit connection into a wide variety of original equipment, including manifolds and multi-connection...
Fittings & Connectors

White Twist & Lock Fittings

May 21, 2019
Designed for water filtration/softener and plumbing installations, the white twist & lock range of fittings from John Guest are available from ½ in to 1-in. copper tube sizes ...
Installation Kits

Supply Kits

May 21, 2019
Designed for applications in reverse osmosis, filtration systems, automatic coffee brewers, ice-makers, and the majority of refrigeration hookups, these kits require no tools ...
Installation Kits

Service & Repair Kits

May 21, 2019
John Guest service and repair kits include various configurations of popular fittings in ¼ in., 3/8 in. and ½ in. outside diameter sizes. Fittings come in either white or black...
Fittings & Connectors

Black Twist & Lock Fittings

May 21, 2019
Designed for water filtration/softener and plumbing installations, the black twist & lock range of fittings from John Guest are available from ½ in to 1-in. copper tube sizes ...
Fittings & Connectors

Black Polypropylene Fittings

May 21, 2019
Designed for use in the water purification and beverage dispensing markets, the push-fit fittings are offered from ¼ in. to ½ in. outside diameter sizes. Manufactured in black...